ADLINK PXI-2502 - Manual (Page 12)

4
• Introduction
Analog Input (AI)
•
Number of channels: 4 single -ended for DAQ/PXI-2502, 8 single-ended
for DAQ/PXI-2501
•
AD converter: LTC1416
•
Max sampling rate: 400KS/s
•
Resolution: 14 bits
•
FIFO buffer size: 2K samples
•
Input range: Bipolar:
±
10V, unipolar: 0~10V
•
Over voltage protection: Continuous
±
35V maximum
•
Input impedance: 1G
Ω
| 6pF
•
Trigger mode: Pre -trigger, post-trigger, middle-trigger, and delay trigger
•
Data transfers: Programmed I/O, and bus-mastering DMA with scat-
ter/gather
•
Input coupling: DC
•
Offset error:
Before calibration:
±
40mV max
After calibration:
±
1mV max
•
Gain error:
Before calibration:
±
0.4 % of output max
After calibration:
±
1mV of output max
General Purpose Digital I/O (G.P. DIO)
•
Number of channels: 24 programmable Input/Output
•
Compatibility: TTL/CMOS
•
Input voltage:
Logic Low: VIL=0.8V max.; IIL=0.2mA max.
High: VIH=2.0V max.; IIH=0.02mA max
•
Output voltage:
Low: VOL=0.5 V max.; IOL=8mA max.
High: VOH=2.7V min; IOH=400
µ
A